Question

explain merits and demerits of whittaker's classification

Answer 1

Merits:
- The separation of prokaryotes as a different kingdom is useful and fits into the contemporary understanding of various organisms.
- This classification is helpful in understanding the progression and development of cellular organization and mode of nutrition.
- This classification remains in par with and supports the theory of evolution by Darwin.

Demerits:
- The classification of kingdoms Monera and Protista are problematic. For one both the kingdoms include organisms with and without cell wall and ones that are autotrophic and heterotrophic.
- Viruses do not get a proper classification.
- Slime moulds, in spite of being considerably different from the rest of its counterparts in the kingdom, have been classified under Protista.
-  Certain organisms under Protista are not eukaryotic, rather mesokaryotic.

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Answer 2

Explanation:

• This classification is helpful in understanding the progression and development of cellular organization and mode of nutrition.
• - This classification remains in par with and supports the theory of evolution by Darwin. Demerits: -
• The classification of kingdoms Monera and Protista are problematic.